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Anker 521 PowerHouse 256Wh | 200W AC Outlet | LiFePO4

For Your Time

256Wh portable power station with a manufacturer-rated 200W AC outlet
LiFePO4 battery with a manufacturer-listed 3,000-cycle rating under stated conditions
Review the warranty duration and terms shown on the product and policy pages
Can power compatible small appliances within the continuous and surge limits

Choose Capacity & Power:

11,000EGP15% OFF

12,890 EGPSave 1,890 EGP

Cash on delivery is available for eligible orders

Delivery to Cairo: Estimated 1–2 business days

Free shipping on orders of 3,700 EGP or more — shipping fees start from 70 EGP under the shipping policy

Shipping and payment information

Reference estimate for delivery to Cairo

Estimated timing

Estimated 1–2 business days

Coverage

Delivery is available to eligible addresses within Egypt

Payment

Cash on delivery is available for eligible orders

Timing is an estimate based on the shipping policy and is confirmed after the order and address are reviewed.

Read the shipping policy Read the return policy

Expert review & buying advice

Practical Summary

Practical Comparison

Prepared by the CairoVolt editorial team

“Anker 521 is a compact 256Wh power station for compatible low-power loads. Decide by the exact input/output table, usable energy, continuous and start-up watts, and the current service terms—not by a generic runtime promise.”

Product FAQs

Can it power a CPAP machine?

Do not infer medical-device compatibility from wattage alone. Ask the CPAP manufacturer to confirm voltage, waveform, grounding, start-up demand and backup requirements for this exact power-station model.

Can I use it while it's charging (UPS)?

No, the Anker 521 does not support UPS function. It supports pass-through charging but extended use as a UPS is not recommended.

What is the lifespan of the battery?

The manufacturer lists a cycle-life figure under specified capacity-retention conditions. Calendar life is not guaranteed and varies with temperature, storage, load and charging habits.

Can it charge a MacBook?

Compare the MacBook adapter requirement with the printed USB-C profiles or AC-output limit. Actual rate varies by model and cable.

Is it allowed on airplanes?

Its listed 256Wh capacity is above the common 100Wh passenger-battery threshold. Do not place it in baggage or travel with it unless the carrier explicitly confirms the current route-specific rule.

Can it charge from a solar panel?

Only use a panel whose voltage, current, connector and polarity match the exact input range in the supplied manual. Charge time varies with panel output, weather and angle.

How long does it take to fully recharge?

Use the exact input method and manufacturer table for A1720Z21. Charge time varies with source power, temperature and use during charging.

Does it support pass-through charging?

Use pass-through operation only where the supplied manual explicitly permits it, and follow its load and ventilation limits.

Compare with similar products

Purchase Details

CairoVolt (Us)

Price: 11000 EGP

Warranty: CairoVolt warranty per product terms

Delivery: Timing varies by destination

Product identification basis: Brand & model listed

Store	Price	Warranty	Delivery	Product identification basis
CairoVolt (Us)	11000 EGP	CairoVolt warranty per product terms	Timing varies by destination	Brand & model listed

Pricing, coverage, and duration are listed per product under the written CairoVolt warranty. Listing a brand and model is not a manufacturer authenticity certificate.

Details

The Anker 521 PowerHouse (A1720) is a portable power station with a manufacturer-listed 256Wh LiFePO4 battery, 200W AC output, multiple DC/USB outputs and a built-in light. Before connecting a router, fan, medical device or other appliance, compare its continuous and start-up power requirements with the exact output ratings printed on the station. Check the current price, stock, package contents and applicable warranty on this page before ordering.

⚠️ Buyer Warning:

Match model A1720Z21, battery energy, AC waveform, input/output ratings and package contents with the unit and current manufacturer documentation. For medical or sensitive equipment, follow the equipment maker's power-source requirements and do not rely on a general compatibility example.

Key Features:

🔋 256Wh rated capacity: LiFePO4 chemistry; cycle-life figures apply under the manufacturer's stated test conditions.
🔌 200W AC output: compare continuous and start-up demand before connecting an appliance.
⚡ 6 Output Ports: AC 220V + USB-C PD + 2× USB-A + Car Socket + DC.
🛡️ Service terms: check the current warranty period, coverage and eligibility for this listing.
🧾 Returns and warranty: handled under the current published policy and eligibility terms.
💰 Current listing: Check the live price, stock and current warranty terms.

How to verify this model before buying

For model A1720Z21, start with the manufacturer-rated Wh/mAh, input/output profiles and airline limits printed on the unit or packaging. Match the connector and required protocol to your exact device. Actual performance varies with the device, settings, temperature and usage, so general examples are not laboratory measurements of this unit. Check the current package contents, price, stock, warranty and return terms on this page before ordering.

Your Home's Backup Power During Blackouts

The listed 200W AC output can serve compatible low-power equipment during an outage. Add the running watts of every connected device and allow for start-up demand and conversion loss. A medical device such as a CPAP should be connected only after its manufacturer confirms the station's voltage, waveform, grounding and continuity are suitable; this unit is not a substitute for a certified medical backup system.

LiFePO4 Battery and Cycle Rating

Anker lists LiFePO4 (lithium iron phosphate) chemistry and a cycle-life figure for this model under specified capacity-retention and test conditions. A cycle rating is not a guaranteed number of calendar years: temperature, storage charge, load and charging habits affect usable life. Keep the ventilation openings clear and stop using a damaged, swollen or unusually hot unit.

Listed Outputs for Compatible Devices

The listed outputs include an AC outlet, USB-C PD, USB-A, a 12V car socket and a built-in light. Use only input sources and solar-panel voltage/current ranges specified for the exact unit; a general charger category link does not establish compatibility.

How to estimate device compatibility

🌐 Routers and lights: divide usable watt-hours by measured running watts, then allow for conversion loss.
📱 Phones and laptops: confirm the required USB-C profile or use a compatible AC adapter within the total output limit.
💨 Fans and appliances: check both continuous and start-up watts; do not exceed the station rating.
😴 Medical equipment: obtain written compatibility guidance from the equipment manufacturer and retain the recommended backup plan.

📊Specifications

Specification	Value
Brand	Anker
SKU	ANK-PB-521
Category	Power Banks
CairoVolt warranty	18 months — see terms
Stock	Available
Capacity	256Wh
AC Output	200W (pure sine wave)
Ports	AC + USB-C PD + 2×USB-A + Car socket
Battery Type	LiFePO4 (manufacturer-listed 3,000-cycle rating)
Weight	3.7 kg
Dimensions	216 × 211 × 144 mm
Safety	Manufacturer-listed battery-management and protection features; observe the load limits

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